Ammonia Sorption on Composites 'CaCl2 in Inorganic Host Matrix': Isosteric Chart and Its Performance Full article
Journal |
International Journal of Low Carbon Technologies
ISSN: 1748-1317 |
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Output data | Year: 2006, Volume: 1, Number: 3, Pages: 191-200 Pages count : 10 DOI: 10.1093/ijlct/1.3.191 | ||||
Tags | ammonia sorption; calcium chloride; alumina; vermiculite; cooling COP | ||||
Authors |
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Affiliations |
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Funding (3)
1 | Russian Foundation for Basic Research | 04-02-81028 |
2 | Russian Foundation for Basic Research | 05-02-16953 |
3 | Russian Foundation for Basic Research | 05-08-50223 |
Abstract:
The isosteres of ammonia sorption on new composite sorbents ‘CaCl2/γ-Al2O3’ and ‘CaCl2/vermiculite’ were measured at T = 20–90°C and P = 0.08–9 bar. It was found that the modification of host matrices by the salt dramatically increases the ammonia uptake due to the formation of CaCl2 × nNH3 complexes. The isobaric enthalpy and entropy of ammonia sorption by the salt confined to alumina pores were significantly lower than those for the bulk one. For a basic cycle, the values of COP = 0.40–0.48 were calculated at Te = −18°C, Tc = 36–42°C and Tg = 117–120°C. High COP could make these sorbents promising for application in cooling units driven by relatively low temperature heat.
Cite:
Sharonov V.E.
, Veselovskaya J.V.
, Aristov Y.I.
Ammonia Sorption on Composites 'CaCl2 in Inorganic Host Matrix': Isosteric Chart and Its Performance
International Journal of Low Carbon Technologies. 2006.
V.1. N3. P.191-200. DOI: 10.1093/ijlct/1.3.191
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Ammonia Sorption on Composites 'CaCl2 in Inorganic Host Matrix': Isosteric Chart and Its Performance

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Dates:
Published print: | Jul 1, 2006 |
Identifiers:
Elibrary: | 21116628 |
OpenAlex: | W2045470809 |